[INFO] fetching crate dirinfo 0.1.1...
[INFO] checking dirinfo-0.1.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate dirinfo 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate dirinfo 0.1.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dirinfo 0.1.1
[INFO] finished tweaking crates.io crate dirinfo 0.1.1
[INFO] tweaked toml for crates.io crate dirinfo 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ab7a1c5d33c6d1b4a9b3776c6f42da44b2aceba193b86441ceaaa142f2e40eb
[INFO] running `Command { std: "docker" "start" "-a" "3ab7a1c5d33c6d1b4a9b3776c6f42da44b2aceba193b86441ceaaa142f2e40eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ab7a1c5d33c6d1b4a9b3776c6f42da44b2aceba193b86441ceaaa142f2e40eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab7a1c5d33c6d1b4a9b3776c6f42da44b2aceba193b86441ceaaa142f2e40eb", kill_on_drop: false }`
[INFO] [stdout] 3ab7a1c5d33c6d1b4a9b3776c6f42da44b2aceba193b86441ceaaa142f2e40eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 419b2393d56d0c27f54dd298d7c1702852d2b101ef6a6aef7c51aaacd1a47669
[INFO] running `Command { std: "docker" "start" "-a" "419b2393d56d0c27f54dd298d7c1702852d2b101ef6a6aef7c51aaacd1a47669", kill_on_drop: false }`
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking dirinfo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `error`, `path`, and `depth` are never read
[INFO] [stdout]   --> src/lib.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Error {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 38 |     error: Option<std::io::Error>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 39 |     path: Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 40 |     depth: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `error`, `path`, and `depth` are never read
[INFO] [stdout]   --> src/lib.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Error {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 38 |     error: Option<std::io::Error>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 39 |     path: Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 40 |     depth: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "419b2393d56d0c27f54dd298d7c1702852d2b101ef6a6aef7c51aaacd1a47669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "419b2393d56d0c27f54dd298d7c1702852d2b101ef6a6aef7c51aaacd1a47669", kill_on_drop: false }`
[INFO] [stdout] 419b2393d56d0c27f54dd298d7c1702852d2b101ef6a6aef7c51aaacd1a47669